A183418 Number of n X 5 0..2 arrays with each sum of a(1..i,1..j) no greater than i*j.

96, 15232, 2748326, 535504390, 108917015732, 22819790947743, 4882354760830113, 1061262556019472565, 233540084105702534983, 51902083367733896338751, 11628306862159911222856791, 2622857292112189173922446856

Offset

1,1

Comments

Column 5 of A183419.

Links

R. H. Hardin, Table of n, a(n) for n = 1..16

Example

Some solutions for 4 X 5
..0..0..0..0..0....0..0..0..0..0....0..0..0..0..0....0..0..0..0..0
..0..0..0..0..0....0..0..0..0..0....0..0..0..0..1....0..0..0..0..0
..1..1..2..2..1....2..2..0..0..2....1..1..2..0..2....0..1..0..2..2
..1..2..2..2..1....0..2..1..1..0....0..2..1..0..1....2..2..0..1..0

Crossrefs

Cf. A183419.

Sequence in context: A254286 A216039 A208443 * A299950 A269208 A295597

Adjacent sequences: A183415 A183416 A183417 * A183419 A183420 A183421

Keyword

nonn

Author

R. H. Hardin, Jan 04 2011

Status

approved